1223313010013 has 2 divisors, whose sum is σ = 1223313010014. Its totient is φ = 1223313010012.

The previous prime is 1223313009977. The next prime is 1223313010037. The reversal of 1223313010013 is 3100103133221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1222433175769 + 879834244 = 1105637^2 + 29662^2 .

It is a cyclic number.

It is not a de Polignac number, because 1223313010013 - 2²⁰ = 1223311961437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1223313010813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611656505006 + 611656505007.

It is an arithmetic number, because the mean of its divisors is an integer number (611656505007).

Almost surely, 2^{1223313010013} is an apocalyptic number.

It is an amenable number.

1223313010013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223313010013 is an equidigital number, since it uses as much as digits as its factorization.

1223313010013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1223313010013 its reverse (3100103133221), we get a palindrome (4323416143234).

The spelling of 1223313010013 in words is "one trillion, two hundred twenty-three billion, three hundred thirteen million, ten thousand, thirteen".